To modify Reading Style of a title, please follow the below steps.
1. Search for and click on an eBook title.
2. Once the Reader is open, click on the Reading Style icon which is highlighted in red below. This icon can be found on the left side of the reader.
Once clicked, you will have the option to change the font size, background lighting and turn "scroll view" on or off. You can also reset the settings back to the original view.
*These reading defaults can be saved in your personal account settings. If you don't have an account, you can create one when logging in.